Year	current US$
1970	300000.011920929
1971	330000.013113022
1972	379999.99523162795
1973	319999.99284744303
1974	310000.002384186
1975	370000.00476837205
1976	509999.99046325695
1977	569999.992847443
1978	589999.973773956
1979	400000.00596046395
1980	829999.983310699
1981	1240000.0095367401
1982	949999.988079071
1983	639999.985694885
1984	1629999.99523163
1985	1330000.04291534
1986	1870000.00476837
1987	1639999.98569489
1988	2029999.97138977
1989	3930000.0667572
1990	5210000.03814697
1991	8180000.305175779
1992	11310000.4196167
1993	18040000.915527303
1994	16549999.2370605
1995	5250000
1996	6710000.03814697
1997	4929999.82833862
1998	5400000.09536743
1999	4909999.84741211
2000	4110000.1335143996
2001	4690000.05722046
2002	4719999.79019165
2003	6769999.98092651
2004	5280000.20980835
2005	4929999.82833862
2006	6889999.8664856
2007	11020000.4577637
2008	15119999.8855591
2009	11750000
2010	13489999.7711182
2011	11930000.3051758
2012	10402791.0232544
2013	12027099.609375
2014	13529047.0123291
2015	12808375.3585815
2016	17134029.388427697
2017	16242820.739746101
2018	17919486.9995117
2019	15369999.8855591
2020	13354000.0915527
2021	12890000.3433228
2022	12446999.5498657